Zulip's REST API is easy to work with directly, but there are API libraries available for a few popular languages.
The Python library is the most advanced (and has tools for easily writing interactive bots that react to messages), so we recommend it if you're trying to decide.
{start_tabs} {tab|python}
Install the Python API with pip:
pip install zulip
{tab|zulip-send}
Included with the Python bindings:
pip install zulip
{tab|js}
Install the JavaScript API with npm:
npm install zulip-js
{tab|curl}
No download required!
{end_tabs}
See also user-contributed client libraries for many other languages.